[LAMP]. Bullseye lantern. Set of 3 Iron lantern, H: 17.5 cm. The convex lens concentrates the light into a focused beam to illuminate a specific spot - mainly used by the police. 19th century. Pocket lamp. Copper, Diam: 8 cm. With handle and hook for hanging. Late 19th-early 20th century. One lantern is attached. Iron, 21 cm. On a stand. Cover with a slit allowing the light to pass through in a fine beam. Provenance: José Henry collection.